<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>出错啦 - Happy Study</title>
    <meta name="keywords" content="Happy Study，快乐学习，开心学习，Java、C++、Python、小程序等主流语言自学平台主流计算机语言自学平台 - 在线课堂">
    <meta name="description" content="Happy StudyJava、C++、Python、小程序等主流语言自学平台主流计算机语言在线自学平台">
    <link rel="shortcut icon" th:href="@{/images/favicon.ico}">
    <meta charset="utf-8">
    <link rel="stylesheet" th:href="@{/css/error.css}">
    <title>编程乐课堂 - 在线课堂 双师教育</title>
    <meta http-equiv="content-type" content="text/html"/>
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="renderer" content="webkit"/>
    <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
</head>
<body>
<div class="error">
    <div class="error-content">
        <div class="error-number">
            <img th:src="@{/images/error.png}">
        </div>
        <div class="error-info">操作错误</div>
        <div class="back-index">
            <a th:href="@{/index}">回到首页</a>
        </div>
    </div>
</div>
</body>
</html>